<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title>网站标题</title>
        <style type="text/css">
            #ku2 a:link{text-decoration: underline;color: red}
            
            #ku2 a:visited{text-decoration: none;color: red}
            #ku2 a:hover{text-decoration:overline;color: darkorchid;}
            h1{
                text-align: center;
            }
           #ku1{
                background-color: darkgrey;
                font-size: 20px;
            }
            #ku2{
                text-align: center;
            }
            #ku2{
                text-align: center;
            }
            #ku3{
                text-align: center;
            }
            #ku3 a:link{
                text-decoration: none;
                color: blue;
            }
            #ku3 a:visited{
                text-decoration: none;
                color: blue;
            }
        </style>
    </head>

    <body>  
        <h1>网站标题</h1>
        <div id="ku1">
            <div id="ku2">
                <a href="">首页</a>
                <a href="">新闻</a>
                <a href="">客服</a>
                <a href="">联系</a>
            </div>
        </div>
        <br>
        <br>
        <br>
        <br>
        <div id="ku3">
            <a href="">联系我们</a>
        </div>
    </body>
    
</html>
